Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 140 insertions, 0 deletions

diff --git a/sccomp/source/solver/SolverComponent.hxx b/sccomp/source/solver/SolverComponent.hxx
new file mode 100644
index 000000000..4e10c038a
--- /dev/null
+++ b/sccomp/source/solver/SolverComponent.hxx
@@ -0,0 +1,140 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#pragma once
+
+#include <com/sun/star/sheet/XSolver.hpp>
+#include <com/sun/star/sheet/XSolverDescription.hpp>
+#include <com/sun/star/table/CellAddress.hpp>
+#include <com/sun/star/lang/XServiceInfo.hpp>
+#include <cppuhelper/implbase.hxx>
+#include <comphelper/broadcasthelper.hxx>
+#include <comphelper/propertycontainer.hxx>
+#include <comphelper/proparrhlp.hxx>
+#include <unotools/resmgr.hxx>
+
+#include <unordered_map>
+
+namespace com::sun::star::table { class XCell; }
+
+// hash map for the coefficients of a dependent cell (objective or constraint)
+// The size of each vector is the number of columns (variable cells) plus one, first entry is initial value.
+
+struct ScSolverCellHash
+{
+    size_t operator()( const css::table::CellAddress& rAddress ) const;
+};
+
+inline bool AddressEqual( const css::table::CellAddress& rAddr1, const css::table::CellAddress& rAddr2 )
+{
+    return rAddr1.Sheet == rAddr2.Sheet && rAddr1.Column == rAddr2.Column && rAddr1.Row == rAddr2.Row;
+}
+
+struct ScSolverCellEqual
+{
+    bool operator()( const css::table::CellAddress& rAddr1, const css::table::CellAddress& rAddr2 ) const;
+};
+
+typedef std::unordered_map< css::table::CellAddress, std::vector<double>, ScSolverCellHash, ScSolverCellEqual > ScSolverCellHashMap;
+
+typedef cppu::WeakImplHelper<
+                css::sheet::XSolver,
+                css::sheet::XSolverDescription,
+                css::lang::XServiceInfo >
+        SolverComponent_Base;
+
+class SolverComponent : public comphelper::OMutexAndBroadcastHelper,
+                        public comphelper::OPropertyContainer,
+                        public comphelper::OPropertyArrayUsageHelper< SolverComponent >,
+                        public SolverComponent_Base
+{
+protected:
+    // settings
+    css::uno::Reference< css::sheet::XSpreadsheetDocument > mxDoc;
+    css::table::CellAddress                                 maObjective;
+    css::uno::Sequence< css::table::CellAddress >           maVariables;
+    css::uno::Sequence< css::sheet::SolverConstraint >      maConstraints;
+    bool                                                    mbMaximize;
+    // set via XPropertySet
+    bool                                                    mbNonNegative;
+    bool                                                    mbInteger;
+    sal_Int32                                               mnTimeout;
+    sal_Int32                                               mnEpsilonLevel;
+    bool                                                    mbLimitBBDepth;
+    // results
+    bool                                                    mbSuccess;
+    double                                                  mfResultValue;
+    css::uno::Sequence< double >                            maSolution;
+    OUString                                                maStatus;
+
+    static OUString GetResourceString(TranslateId aId);
+    static css::uno::Reference<css::table::XCell> GetCell(
+            const css::uno::Reference<css::sheet::XSpreadsheetDocument>& xDoc,
+            const css::table::CellAddress& rPos );
+    static void SetValue(
+            const css::uno::Reference<css::sheet::XSpreadsheetDocument>& xDoc,
+            const css::table::CellAddress& rPos, double fValue );
+    static double GetValue(
+            const css::uno::Reference<css::sheet::XSpreadsheetDocument>& xDoc,
+            const css::table::CellAddress& rPos );
+
+public:
+                            SolverComponent();
+    virtual                 ~SolverComponent() override;
+
+    DECLARE_XINTERFACE()
+    DECLARE_XTYPEPROVIDER()
+
+    virtual css::uno::Reference< css::beans::XPropertySetInfo > SAL_CALL getPropertySetInfo() override;
+    virtual ::cppu::IPropertyArrayHelper& SAL_CALL getInfoHelper() override;     // from OPropertySetHelper
+    virtual ::cppu::IPropertyArrayHelper* createArrayHelper() const override;    // from OPropertyArrayUsageHelper
+
+                            // XSolver
+    virtual css::uno::Reference< css::sheet::XSpreadsheetDocument > SAL_CALL getDocument() override;
+    virtual void SAL_CALL   setDocument( const css::uno::Reference<
+                                    css::sheet::XSpreadsheetDocument >& _document ) override;
+    virtual css::table::CellAddress SAL_CALL getObjective() override;
+    virtual void SAL_CALL   setObjective( const css::table::CellAddress& _objective ) override;
+    virtual css::uno::Sequence< css::table::CellAddress > SAL_CALL getVariables() override;
+    virtual void SAL_CALL   setVariables( const css::uno::Sequence<
+                                    css::table::CellAddress >& _variables ) override;
+    virtual css::uno::Sequence< css::sheet::SolverConstraint > SAL_CALL getConstraints() override;
+    virtual void SAL_CALL   setConstraints( const css::uno::Sequence<
+                                    css::sheet::SolverConstraint >& _constraints ) override;
+    virtual sal_Bool SAL_CALL getMaximize() override;
+    virtual void SAL_CALL   setMaximize( sal_Bool _maximize ) override;
+
+    virtual sal_Bool SAL_CALL getSuccess() override;
+    virtual double SAL_CALL getResultValue() override;
+    virtual css::uno::Sequence< double > SAL_CALL getSolution() override;
+
+    virtual void SAL_CALL solve() override = 0;
+
+                            // XSolverDescription
+    virtual OUString SAL_CALL getComponentDescription() override = 0;
+    virtual OUString SAL_CALL getStatusDescription() override;
+    virtual OUString SAL_CALL getPropertyDescription( const OUString& aPropertyName ) override;
+
+                            // XServiceInfo
+    virtual OUString SAL_CALL getImplementationName() override = 0;
+    virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) override;
+    virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames() override;
+};
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */